2010 Best Play – Bruce Norris – Clybourne Park (Royal Court)
2009 Best Play – Jerusalem – Jez Butterworth, Royal Court Theatre
2008 Best Play – The Pitmen Painters – by Lee Hall (Inspired by a book by William Feaver; Live Theatre and National Theatre co-production)
2007 Best Play – A Disappearing Number – Simon McBurney and Complicite (Barbican)
2006 Best Play – Rock ‘n’ Roll – by Tom Stoppard
2005 Best Play – The Home Place – Brian Friel (Gate Theatre Dublin; Comedy Theatre)
2004 Best Play – The History Boys – by Alan Bennett
2003 Best play – Democracy – by Michael Frayn
2002 Best Play – CARYL CHURCHILL – for A Number
2001 Best Play – THE FAR SIDE OF THE MOON – by Robert Lepage
2000 Best Play – BLUE/ORANGE – Joe Penhall
1998 Best Play – COPENHAGEN – Michael Frayn
1997 Best Play – THE INVENTION OF LOVE – Sir Tom Stoppard
1996 Best Play – STANLEY – Pam Gems
1995 Best Play – PENTECOST – David Edgar
1994 Best Play – THREE TALL WOMEN – Edward Albee
1993 Best Play – ARCADIA – Tom Stoppard
1992 Best Play – ANGELS IN AMERICA – Tony Kushner
1991 Best Play – DANCING AT LUGHNASA – Brian Friel
1990 Best Play – SHADOWLANDS – William Nicholson
1989 Best Play – GHETTO – Joshua Sobol
1988 Best Play – ARISTOCRATS – Brian Friel
1987 Best Play – A SMALL FAMILY BUSINESS – Alan Ayckbourn
1986 Best Play – LES LIAISONS DANGEREUSES – Christopher Hampton
1985 Best Play – PRAVDA – David Hare and Howard Brenton
1984 Best Play – BENEFACTORS – Michael Frayn
1983 Best Play – MASTER HAROLD AND THE BOYS – Athol Fugard
1982 Best Play – THE REAL THING – Tom Stoppard
1981 Best Play – PASSION PLAY – Peter Nichols
1980 Best Play – THE DRESSER – Ronald Harwood
1979 Best Play – AMADEUS – Peter Shaffer
1978 Best Play – NIGHT AND DAY – Tom Stoppard
1977 Best Play – JUST BETWEEN OURSELVES – Alan Ayckbourn
1976 Best Play – WEAPONS OF HAPPINESS – Howard Brenton
1975 Best Play – OTHERWISE ENGAGED – Simon Gray
1974 Best Play – NORMAN CONQUESTS – Alan Ayckbourn
1973 Best Play – SATURDAY, SUNDAY, MONDAY – Eduardo de Filippo
1972 Best Play – JUMPERS – Tom Stoppard
1971 Best Play – BUTLEY – Simon Gray
1970 Best Play – HOME – David Storey
1969 Best Play – NATIONAL HEALTH – Peter Nichols
1968 Best New Play – HOTEL IN AMSTERDAM – John Osborne
1967 Best Play – A DAY IN THE DEATH OF JOE EGG
1966 Best Play – LOOT – Joe Orton
1965 Best Play – A PATRIOT FOR ME – THE KILLING OF SISTER GEORGE
1964 Best Play – WHOS AFRAID OF VIRGINIA WOOLF?
1963 Best Play – POOR BITOS
1962 Best Play – THE CAUCASIAN CHALK CIRCLE
1961 Best Play – BECKET
1960 Best Play – THE CARETAKER
1959 Best Play – THE LONG AND THE SHORT AND THE TALL
1958 Best Play – CAT ON A HOT TIN ROOF
1957 Best Play – SUMMER OF THE SEVENTEENTH DOLL
1956 Best New Play – ROMANOFF AND JULIET
1955 Best New Play – TIGER AT THE GATES
1955 Most Controversial Play – WAITING FOR GODOT